Harbison Canyon, CA has a population of 4,128 and is the 7,303rd largest city in the United States. The population density is 410 per sq mi which is 60% higher than the California average and 352% higher than the national average. The median age in Harbison Canyon is 43 which is approximately 21% higher than the California average of 36. In Harbison Canyon, 59% of the population over 15 years of age are married, 79% speak English and 17% speak Spanish. 55% of Harbison Canyon residents were born in California, 30% were born out of state, 2% were born outside of the United States and 12% were foreign born.